Ready to launch your business? Get started with the commerce platform made for entrepreneurs.

Shopify is specially designed to help you start, run and grow your business with easy customizable

themes that let you build your brand, marketing tools that get your products out there.

Integrated shipping solutions that actually save you time. From startups to scaleups, online,

in person and on the go Shopify is made for

entrepreneurs like you sign up for your one dollar a month trial at shopify.com

slash setup welcome to cool stuff ride home I'm Roger Rizzou alongside Marcus

Path on today's episode,

a new study reveals human and animal hair in the teeth of the famous man-eater lions that were

killed in 1898 and what we can learn from a rare well-preserved Viking burial site. Plus, on this day

in history, Teddy Roosevelt delivers an hour-long campaign speech in Milwaukee after being shot in the chest.

That's coming up on cool stuff.

Well, Science Daily and research out of the University of Illinois get us going today.

But first, a brief history lesson.

In 1898, two male lions terrorized an encampment of bridge builders on the Savo River in Kenya.

The lions, which were massive and mainless, crept into the camp at night, raided the tents and

dragged off their victims. The infamous Savo man-eaters killed at least 28 people before Lieutenant Colonel John Henry Patterson, the civil engineer on the project, shot them dead.

Patterson sold the Lions remains to the Field Museum of Natural History in Chicago in 1925.

Now, in a new study, the Field Museum researchers collaborated with scientists at the University of Illinois Urbana-Champaign

on an in-depth analysis of hairs carefully extracted from those same lion's broken teeth.

The study used microscopy and genomics to identify some of the species the lions consumed

with the findings reported in the journal Current Biology.

...